MQ2 Gas sensor module

An MQ2 gas sensor is a device that helps detect different types of gases in the air. It can be a fascinating tool for kids aged 5 years, teaching them about air quality and safety. They can use it to understand the presence of harmful gases and learn about the importance of clean air.
 
Technical Specification:
- Detectable gases: LPG, propane, methane, alcohol, hydrogen, smoke, and more.
- Sensitivity adjustable with a potentiometer.
- Operating voltage: 5V. - Analog output signal.
- Dimensions: 32mm x 20mm x 22mm.